\documentclass[a4paper]{itat}
%\usepackage{slovak}
\usepackage[british]{babel}

\usepackage{graphicx}
%\usepackage{amsthm}
\usepackage{amsmath}
\usepackage{listings}
\usepackage{algorithmic}
\usepackage{caption}
\usepackage{verbatim}

\usepackage{fancyvrb}
\usepackage{color}

\begin{document}
\begin{twocolumn}
\input{Patterns4Net-Itat}
\end{twocolumn}
\end{document}
